Examples with IndexReader org.neo4j.storageengine.api.schema.IndexReader used on opensource projects

Example 46 with IndexReader

use of org.neo4j.storageengine.api.schema.IndexReader in project neo4j by neo4j.

the class SimpleIndexReaderTest method releaseSearcherOnClose.

@Test
public void releaseSearcherOnClose() throws IOException {
    IndexReader simpleIndexReader = getUniqueSimpleReader();
    simpleIndexReader.close();
    verify(partitionSearcher).close();
}

Example 47 with IndexReader

use of org.neo4j.storageengine.api.schema.IndexReader in project neo4j by neo4j.

the class SimpleIndexReaderTest method seekQueryReachSearcher.

@Test
public void seekQueryReachSearcher() throws Exception {
    IndexReader simpleIndexReader = getUniqueSimpleReader();
    simpleIndexReader.query(IndexQuery.exact(1, "test"));
    verify(indexSearcher).search(any(TermQuery.class), any(DocValuesCollector.class));
}

Example 48 with IndexReader

use of org.neo4j.storageengine.api.schema.IndexReader in project neo4j by neo4j.

the class SimpleIndexReaderTest method countIndexedNodesReachSearcher.

@Test
public void countIndexedNodesReachSearcher() throws IOException {
    IndexReader simpleIndexReader = getUniqueSimpleReader();
    simpleIndexReader.countIndexedNodes(2, "testValue");
    verify(indexSearcher).search(any(BooleanQuery.class), any(DocValuesCollector.class));
}

Example 49 with IndexReader

use of org.neo4j.storageengine.api.schema.IndexReader in project neo4j by neo4j.

the class NonUniqueDatabaseIndexPopulatorTest method addUpdates.

@Test
public void addUpdates() throws Exception {
    populator = newPopulator();
    List<IndexEntryUpdate> updates = Arrays.asList(IndexEntryUpdate.add(1, labelSchemaDescriptor, "foo"), IndexEntryUpdate.add(2, labelSchemaDescriptor, "bar"), IndexEntryUpdate.add(42, labelSchemaDescriptor, "bar"));
    populator.add(updates);
    index.maybeRefreshBlocking();
    try (IndexReader reader = index.getIndexReader()) {
        int propertyKeyId = labelSchemaDescriptor.getPropertyId();
        PrimitiveLongIterator allEntities = reader.query(IndexQuery.exists(propertyKeyId));
        assertArrayEquals(new long[] { 1, 2, 42 }, PrimitiveLongCollections.asArray(allEntities));
    }
}

Example 50 with IndexReader

use of org.neo4j.storageengine.api.schema.IndexReader in project neo4j by neo4j.

the class MultiIndexPopulationConcurrentUpdatesIT method applyConcurrentDeletesToPopulatedIndex.

@Test
public void applyConcurrentDeletesToPopulatedIndex() throws Throwable {
    List<NodeUpdates> updates = new ArrayList<>(2);
    updates.add(NodeUpdates.forNode(0, id(COUNTRY_LABEL)).removed(propertyId, "Sweden").build());
    updates.add(NodeUpdates.forNode(3, id(COLOR_LABEL)).removed(propertyId, "green").build());
    launchCustomIndexPopulation(labelsNameIdMap, propertyId, updates);
    waitAndActivateIndexes(labelsNameIdMap, propertyId);
    try (Transaction ignored = embeddedDatabase.beginTx()) {
        Integer countryLabelId = labelsNameIdMap.get(COUNTRY_LABEL);
        Integer colorLabelId = labelsNameIdMap.get(COLOR_LABEL);
        try (IndexReader indexReader = getIndexReader(propertyId, countryLabelId)) {
            assertEquals("Should be removed by concurrent remove.", 0, indexReader.countIndexedNodes(0, "Sweden"));
        }
        try (IndexReader indexReader = getIndexReader(propertyId, colorLabelId)) {
            assertEquals("Should be removed by concurrent remove.", 0, indexReader.countIndexedNodes(3, "green"));
        }
    }
}